CN1484342A - 表面声波滤波器、天线双工器和通信设备 - Google Patents
表面声波滤波器、天线双工器和通信设备 Download PDFInfo
- Publication number
- CN1484342A CN1484342A CNA031277136A CN03127713A CN1484342A CN 1484342 A CN1484342 A CN 1484342A CN A031277136 A CNA031277136 A CN A031277136A CN 03127713 A CN03127713 A CN 03127713A CN 1484342 A CN1484342 A CN 1484342A
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- CN
- China
- Prior art keywords
- acoustic wave
- surface acoustic
- resonance device
- wave filter
- filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010897 surface acoustic wave method Methods 0.000 title claims abstract description 356
- 238000004891 communication Methods 0.000 title claims description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 89
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- 239000007772 electrode material Substances 0.000 claims description 23
- 238000005538 encapsulation Methods 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 13
- 230000010363 phase shift Effects 0.000 claims description 12
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 230000004888 barrier function Effects 0.000 claims description 4
- 230000001413 cellular effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 description 28
- 238000003780 insertion Methods 0.000 description 15
- 230000037431 insertion Effects 0.000 description 15
- 238000004519 manufacturing process Methods 0.000 description 9
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- 238000006243 chemical reaction Methods 0.000 description 1
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Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/64—Filters using surface acoustic waves
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/70—Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
- H03H9/72—Networks using surface acoustic waves
- H03H9/725—Duplexers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02818—Means for compensation or elimination of undesirable effects
- H03H9/02929—Means for compensation or elimination of undesirable effects of ageing changes of characteristics, e.g. electro-acousto-migration
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders; Supports
- H03H9/0538—Constructional combinations of supports or holders with electromechanical or other electronic elements
- H03H9/0566—Constructional combinations of supports or holders with electromechanical or other electronic elements for duplexers
- H03H9/0576—Constructional combinations of supports or holders with electromechanical or other electronic elements for duplexers including surface acoustic wave [SAW] devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders; Supports
- H03H9/10—Mounting in enclosures
- H03H9/1064—Mounting in enclosures for surface acoustic wave [SAW] devices
- H03H9/1071—Mounting in enclosures for surface acoustic wave [SAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the SAW device
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
- H03H9/14538—Formation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/64—Filters using surface acoustic waves
- H03H9/6423—Means for obtaining a particular transfer characteristic
- H03H9/6433—Coupled resonator filters
- H03H9/6436—Coupled resonator filters having one acoustic track only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/64—Filters using surface acoustic waves
- H03H9/6423—Means for obtaining a particular transfer characteristic
- H03H9/6433—Coupled resonator filters
- H03H9/644—Coupled resonator filters having two acoustic tracks
- H03H9/6456—Coupled resonator filters having two acoustic tracks being electrically coupled
- H03H9/6459—Coupled resonator filters having two acoustic tracks being electrically coupled via one connecting electrode
- H03H9/6463—Coupled resonator filters having two acoustic tracks being electrically coupled via one connecting electrode the tracks being electrically cascaded
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/70—Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
- H03H9/72—Networks using surface acoustic waves
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
Description
Claims (25)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002232053 | 2002-08-08 | ||
JP2002232053 | 2002-08-08 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2007100040634A Division CN100512001C (zh) | 2002-08-08 | 2003-08-08 | 表面声波滤波器和天线双工器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1484342A true CN1484342A (zh) | 2004-03-24 |
CN1305171C CN1305171C (zh) | 2007-03-14 |
Family
ID=32017626
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2007100040634A Expired - Lifetime CN100512001C (zh) | 2002-08-08 | 2003-08-08 | 表面声波滤波器和天线双工器 |
CNB031277136A Expired - Lifetime CN1305171C (zh) | 2002-08-08 | 2003-08-08 | 表面声波滤波器、天线双工器和通信设备 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2007100040634A Expired - Lifetime CN100512001C (zh) | 2002-08-08 | 2003-08-08 | 表面声波滤波器和天线双工器 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6975180B2 (zh) |
JP (1) | JP2009189071A (zh) |
KR (2) | KR100611872B1 (zh) |
CN (2) | CN100512001C (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102106083A (zh) * | 2008-07-30 | 2011-06-22 | 京瓷株式会社 | 双工器、通信模块组件和通信设备 |
CN107710615A (zh) * | 2015-06-25 | 2018-02-16 | 株式会社村田制作所 | 多工器、高频前端电路以及通信装置 |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4207836B2 (ja) * | 2003-07-25 | 2009-01-14 | 株式会社村田製作所 | 弾性表面波分波器 |
JP3950445B2 (ja) * | 2003-11-05 | 2007-08-01 | Tdk株式会社 | デュプレクサ |
DE102004037819B4 (de) * | 2004-08-04 | 2021-12-16 | Snaptrack, Inc. | Elektroakustisches Bauelement mit geringen Verlusten |
JP4053038B2 (ja) * | 2004-10-28 | 2008-02-27 | Tdk株式会社 | 弾性表面波装置 |
JP2007074698A (ja) * | 2005-08-08 | 2007-03-22 | Fujitsu Media Device Kk | 分波器及びラダー型フィルタ |
DE102005045372B4 (de) * | 2005-09-22 | 2021-08-19 | Snaptrack, Inc. | Bauelement mit mindestens einem mit akustischen Wellen arbeitenden Filter |
JP2007104052A (ja) * | 2005-09-30 | 2007-04-19 | Nippon Dempa Kogyo Co Ltd | 弾性表面波フィルタ |
DE102006005298B4 (de) * | 2006-02-06 | 2017-05-24 | Epcos Ag | Duplexer |
JP4640502B2 (ja) * | 2006-02-13 | 2011-03-02 | 株式会社村田製作所 | Sawフィルタ装置 |
CN102017406B (zh) * | 2008-04-25 | 2014-02-26 | 京瓷株式会社 | 声表面波装置和使用该装置的通信装置 |
GB2476692A (en) * | 2009-12-31 | 2011-07-06 | Samsung Electro Mech | A compact duplexer comprising a pair of stacked flip-chip bonded acoustic wave filters |
US9679765B2 (en) * | 2010-01-22 | 2017-06-13 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Method of fabricating rare-earth doped piezoelectric material with various amounts of dopants and a selected C-axis orientation |
EP2820487A4 (en) | 2012-02-29 | 2016-04-06 | Micreo Ltd | FORMULAS FOR ELECTRONIC GAIN AND METHOD FOR SAVING PARAMETERS |
JP6363378B2 (ja) * | 2014-04-10 | 2018-07-25 | 太陽誘電株式会社 | マルチプレクサ |
JP6421748B2 (ja) * | 2015-12-25 | 2018-11-14 | 株式会社村田製作所 | 弾性波装置 |
US10150325B2 (en) | 2016-02-29 | 2018-12-11 | X-Celeprint Limited | Hybrid banknote with electronic indicia |
US10150326B2 (en) | 2016-02-29 | 2018-12-11 | X-Celeprint Limited | Hybrid document with variable state |
CN107196623B (zh) * | 2016-03-15 | 2021-03-12 | 络达科技股份有限公司 | 具主动校准机制的声波装置 |
US9997102B2 (en) | 2016-04-19 | 2018-06-12 | X-Celeprint Limited | Wirelessly powered display and system |
US10198890B2 (en) * | 2016-04-19 | 2019-02-05 | X-Celeprint Limited | Hybrid banknote with electronic indicia using near-field-communications |
JP2021141500A (ja) | 2020-03-06 | 2021-09-16 | 株式会社村田製作所 | 弾性波フィルタ装置およびそれを用いたマルチプレクサ |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05175879A (ja) | 1991-12-24 | 1993-07-13 | Murata Mfg Co Ltd | アンテナ共用器 |
EP0600705B1 (en) * | 1992-12-01 | 1999-01-20 | Japan Radio Co., Ltd | Surface acoustic wave filter and mobile communication system using same |
JP3191473B2 (ja) | 1993-03-09 | 2001-07-23 | 三菱電機株式会社 | 弾性表面波フィルタ |
JP3654920B2 (ja) * | 1993-06-18 | 2005-06-02 | 株式会社東芝 | 多段接続弾性表面波多重モードフィルタ |
JP3139225B2 (ja) * | 1993-07-08 | 2001-02-26 | 株式会社村田製作所 | 弾性表面波フィルタ |
JP3259459B2 (ja) * | 1993-08-23 | 2002-02-25 | 株式会社村田製作所 | 分波器 |
JP3181475B2 (ja) * | 1994-08-12 | 2001-07-03 | ティーディーケイ株式会社 | 弾性表面波装置 |
JPH08237166A (ja) * | 1995-02-24 | 1996-09-13 | Murata Mfg Co Ltd | Rfスイッチ内蔵アンテナ共用器 |
JPH08265087A (ja) * | 1995-03-22 | 1996-10-11 | Mitsubishi Electric Corp | 弾性表面波フィルタ |
JPH0983214A (ja) | 1995-09-14 | 1997-03-28 | Goyo Denshi Kogyo Kk | アンテナ共用器 |
JP3131568B2 (ja) * | 1996-09-26 | 2001-02-05 | 株式会社東芝 | 弾性表面波装置 |
JP3849289B2 (ja) * | 1997-04-10 | 2006-11-22 | 株式会社村田製作所 | 弾性表面波装置 |
JP2000059176A (ja) * | 1998-08-06 | 2000-02-25 | Toshiba Corp | 弾性表面波素子 |
SG108217A1 (en) * | 1998-12-29 | 2005-01-28 | Toshiba Kk | Surface acoustic wave device |
JP2000349591A (ja) * | 1999-06-08 | 2000-12-15 | Oki Electric Ind Co Ltd | 弾性表面波フィルタを用いた分波器 |
JP2001007674A (ja) * | 1999-06-24 | 2001-01-12 | Toyo Commun Equip Co Ltd | 弾性表面波デバイス |
JP3478264B2 (ja) * | 2000-03-10 | 2003-12-15 | 株式会社村田製作所 | 弾性表面波装置 |
JP3454239B2 (ja) * | 2000-08-31 | 2003-10-06 | 株式会社村田製作所 | 弾性表面波フィルタ |
JP3521864B2 (ja) * | 2000-10-26 | 2004-04-26 | 株式会社村田製作所 | 弾性表面波素子 |
JP4346990B2 (ja) * | 2002-08-08 | 2009-10-21 | パナソニック株式会社 | 弾性表面波フィルタ |
-
2003
- 2003-08-06 US US10/635,004 patent/US6975180B2/en not_active Expired - Lifetime
- 2003-08-08 CN CNB2007100040634A patent/CN100512001C/zh not_active Expired - Lifetime
- 2003-08-08 KR KR1020030054882A patent/KR100611872B1/ko active IP Right Grant
- 2003-08-08 CN CNB031277136A patent/CN1305171C/zh not_active Expired - Lifetime
-
2005
- 2005-08-30 KR KR1020050080037A patent/KR100557063B1/ko active IP Right Grant
-
2009
- 2009-05-29 JP JP2009131378A patent/JP2009189071A/ja active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102106083A (zh) * | 2008-07-30 | 2011-06-22 | 京瓷株式会社 | 双工器、通信模块组件和通信设备 |
CN102106083B (zh) * | 2008-07-30 | 2015-11-25 | 京瓷株式会社 | 双工器、通信模块组件和通信设备 |
CN107710615A (zh) * | 2015-06-25 | 2018-02-16 | 株式会社村田制作所 | 多工器、高频前端电路以及通信装置 |
Also Published As
Publication number | Publication date |
---|---|
CN1305171C (zh) | 2007-03-14 |
JP2009189071A (ja) | 2009-08-20 |
KR20050089953A (ko) | 2005-09-09 |
US20040061572A1 (en) | 2004-04-01 |
CN1983807A (zh) | 2007-06-20 |
KR100557063B1 (ko) | 2006-03-03 |
CN100512001C (zh) | 2009-07-08 |
KR20040014344A (ko) | 2004-02-14 |
KR100611872B1 (ko) | 2006-08-11 |
US6975180B2 (en) | 2005-12-13 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SKYWORKS PANASONIC FILTRATE SOLUTIONS JAPAN CO., L Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD. Effective date: 20150128 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150128 Address after: Osaka Japan Patentee after: Tiangong Panasonic Filter Solutions Japan Co.,Ltd. Address before: Osaka Japan Patentee before: Matsushita Electric Industrial Co.,Ltd. |
|
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Osaka Japan Patentee after: SKYWORKS PANASONIC FILTER SOLUTIONS JAPAN CO.,LTD. Address before: Osaka Japan Patentee before: Tiangong Panasonic Filter Solutions Japan Co.,Ltd. |
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CX01 | Expiry of patent term |
Granted publication date: 20070314 |
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CX01 | Expiry of patent term |